Table 1
Thermal properties of brine and several gases. Constants are measured at θ = 25 °C and PN = 0.10325 MPa (Gas Encyclopedia Air Liquide, 2019).
| Gas | Cp (J/Kg/K) | μ (Pa s) | KF (W/m/K) | Pr = μCP/KF | Gad = αTg/CP (for gas, αT = 1) |
|---|---|---|---|---|---|
| Air (25 °C) | 1006 | 1.84 × 10−5 | 26 × 10−3 | 0.7 | 9.8 × 10−3 |
| CH4 (25 °C) | 2232 | 1.1 × 10−5 | 34 × 10−3 | 0.72 | 4.4 × 10−3 |
| H2 | 14 306 | 0.89 × 10−5 | 185 × 10−3 | 0.69 | 0.7 × 10−3 |
| O2 | 920 | 2.06 × 10−5 | 26 × 10−3 | 0.73 | 10.6 × 10−3 |
| CO2 | 851 | 1.49 × 10−5 | 16 × 10−3 | 0.79 | 11.5 × 10−3 |
| Brine* | 3200 | 1.4 × 10−3 | 600 × 10−3 | 7.5 | 0.31 × 10−3 |